Home / 20,110.83-30,166.25-6,260.91

Finding the Fourth Proportional to 20,110.83, 30,166.25 and 6,260.91

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Solution

The fourth proportional to 20,110.83, 30,166.25 and 6,260.91 is: 9,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110.83 : 30,166.25 = 6,260.91 : x
  2. Step 2: Convert to fraction form
    20,110.83/30,166.25 = 6,260.91/x
  3. Step 3: Cross multiply
    20,110.83x = 30,166.25 × 6,260.91
  4. Step 4: Simplify right side
    20,110.83x = 188,868,144.98
  5. Step 5: Solve for x
    x = 188,868,144.98/20,110.83
  6. Step 6: Final answer
    x = 9,391.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.